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Sinusitis

Sinusitis is an inflammation or infection of the lining of one or more air-filled cavities around the sinuses.

Causes

Sinuses are normally sterile and self-cleaning. Mucus drains freely from the sinuses through narrow holes into the nasal cavities. Air passes through these small holes as well. But a common cold or pharyngitis, allergies, an anatomical abnormality or, infrequently, an infected tooth, can lead to sinusitis. There is an infection pansinusitis and here are its symptoms and treatment options.